diff --git a/build-constraints.yaml b/build-constraints.yaml
index 639533f4..dc81d7e8 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -1424,7 +1424,6 @@ packages:
     "Silk <code@silk.co>":
         - attoparsec-expr
         - generic-xmlpickler
-        - hxt-pickle-utils
         - imagesize-conduit
         - multipart
         - tostring
@@ -6193,8 +6192,6 @@ packages:
         - fast-builder < 0 # tried fast-builder-0.1.3.0, but its *library* does not support: base-4.16.0.0
         - fasta < 0 # tried fasta-0.10.4.2, but its *library* requires the disabled package: pipes-text
         - fb < 0 # tried fb-2.1.1, but its *library* requires the disabled package: memory
-        - fclabels < 0 # tried fclabels-2.0.5.1, but its *library* does not support: base-4.16.0.0
-        - fclabels < 0 # tried fclabels-2.0.5.1, but its *library* does not support: template-haskell-2.18.0.0
         - fft < 0 # tried fft-0.1.8.7, but its *library* requires the disabled package: carray
         - fib < 0 # tried fib-0.1.0.1, but its *library* requires the disabled package: base-noprelude
         - file-embed-lzma < 0 # tried file-embed-lzma-0, but its *library* does not support: base-4.16.0.0
@@ -6613,7 +6610,6 @@ packages:
         - hw-succinct < 0 # tried hw-succinct-0.1.0.1, but its *library* requires the disabled package: hw-prim
         - hw-xml < 0 # tried hw-xml-0.5.1.0, but its *library* does not support: ghc-prim-0.8.0
         - hworker < 0 # tried hworker-0.1.0.1, but its *library* requires the disabled package: hedis
-        - hxt-pickle-utils < 0 # tried hxt-pickle-utils-0.1.0.3, but its *library* does not support: base-4.16.0.0
         - hyper < 0 # tried hyper-0.2.1.1, but its *library* does not support: base-4.16.0.0
         - hyperloglog < 0 # tried hyperloglog-0.4.5, but its *library* requires the disabled package: siphash
         - hyraxAbif < 0 # tried hyraxAbif-0.2.3.27, but its *library* does not support: bytestring-0.11.1.0
@@ -7457,8 +7453,7 @@ packages:
         - servant-swagger-ui-redoc < 0 # tried servant-swagger-ui-redoc-0.3.4.1.22.3, but its *library* does not support: aeson-2.0.2.0
         - servant-swagger-ui-redoc < 0 # tried servant-swagger-ui-redoc-0.3.4.1.22.3, but its *library* does not support: base-4.16.0.0
         - servant-swagger-ui-redoc < 0 # tried servant-swagger-ui-redoc-0.3.4.1.22.3, but its *library* does not support: bytestring-0.11.1.0
-        - servant-tracing < 0 # tried servant-tracing-0.1.0.2, but its *library* requires the disabled package: servant
-        - servant-tracing < 0 # tried servant-tracing-0.1.0.2, but its *library* requires the disabled package: servant-server
+        - servant-tracing < 0 # tried servant-tracing-0.2.0.0, but its *library* requires the disabled package: servant
         - servant-websockets < 0 # tried servant-websockets-2.0.0, but its *library* requires the disabled package: servant-server
         - servant-xml < 0 # tried servant-xml-1.0.1.4, but its *library* requires the disabled package: servant
         - servant-yaml < 0 # tried servant-yaml-0.1.0.1, but its *library* does not support: base-4.16.0.0
@@ -7479,7 +7474,6 @@ packages:
         - sexpr-parser < 0 # tried sexpr-parser-0.2.0.0, but its *executable* does not support: bytestring-0.11.1.0
         - sexpr-parser < 0 # tried sexpr-parser-0.2.0.0, but its *library* does not support: base-4.16.0.0
         - sexpr-parser < 0 # tried sexpr-parser-0.2.0.0, but its *library* does not support: megaparsec-9.2.0
-        - shake-language-c < 0 # tried shake-language-c-0.12.0, but its *library* requires the disabled package: fclabels
         - shake-plus < 0 # tried shake-plus-0.3.4.0, but its *library* requires the disabled package: path
         - shake-plus-extended < 0 # tried shake-plus-extended-0.4.1.0, but its *library* requires the disabled package: ixset-typed
         - shake-plus-extended < 0 # tried shake-plus-extended-0.4.1.0, but its *library* requires the disabled package: path
@@ -7989,13 +7983,14 @@ packages:
       - forma >= 1.2.0
       - hruby >= 0.4.0.0
       - hspec-expectations-json >= 1.0.0.5
+      - kanji > 3.5
       - microlens-aeson >= 2.4
       - mmark-cli >= 0.0.5.1
       - postgresql-binary >= 0.12.4.2
       - stache >= 2.3.1
       - stripe-scotty >= 1.1.0.1
       - stripe-wreq >= 1.0.1.12
-      - kanji > 3.5
+      - servant-tracing >= 0.2.0.0
 
       # https://github.com/commercialhaskell/stackage/issues/6237
       - lucid >= 2.11